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The A.Y. McDonald 4130-763 Insert Stiffener is essential for various plumbing applications, specifically for use with flexible plastic connections. This product is made from high-quality stainless steel and is designed to enhance the integrity of pipe connections.
This product is certified to meet NSF/ANSI/CAN 61 standards, ensuring safety and reliability for use in potable water systems.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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